0,0 → 1,245 |
#include <OneWire.h> |
#include <Stepper.h> |
#include <Wire.h> |
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#define light0 0x44 // A0 = L (I2C light0) |
#define light1 0x45 // A0 = H (I2C light1) |
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int lights[] = {light0, light1}; |
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#define LAMP1 13 // Callibration Lamp 1 |
#define LAMP2 6 // Callibration Lamp 2 |
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int lamps[] = {LAMP1, LAMP2}; |
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#define FW1 7 // FilterWheel 1 |
#define FW2 8 // FilterWheel 1 |
#define FW3 3 // FilterWheel 1 |
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int filters[] = {FW1, FW2, FW3}; |
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int motors[] = {-1, 1}; |
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const int steps = 200; //3200; // change this to fit the number of steps |
const int sspeed = 100; // stepper motor speed |
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// initialize the stepper library on pins |
#define M1 9 |
#define M2 10 |
#define M3 11 |
#define M4 12 |
Stepper myStepper(steps, M1,M2,M3,M4); |
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// DS18S20 Temperature chip |
OneWire ds(5); // 1-Wire pin |
byte addr[2][8]; // 2x 1-Wire Address |
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char serInString[100]; |
int serInIndx = 0; |
int in1, in2; |
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void setup() |
{ |
pinMode(LAMP1, OUTPUT); |
pinMode(LAMP2, OUTPUT); |
pinMode(FW1, OUTPUT); |
pinMode(FW2, OUTPUT); |
pinMode(FW3, OUTPUT); |
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digitalWrite(LAMP1, HIGH); // All outputs OFF |
digitalWrite(LAMP2, HIGH); |
digitalWrite(FW1, HIGH); |
digitalWrite(FW2, HIGH); |
digitalWrite(FW3, HIGH); |
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// initialize the serial port: |
Serial.begin(9600); |
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Wire.begin(); // join i2c bus |
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// OneWire |
ds.reset_search(); |
if (!ds.search(addr[0])) // search for next thermometer |
{ |
Serial.print ("1st thermometer error."); |
ds.reset_search(); |
delay(250); |
return; |
} |
if (!ds.search(addr[1])) // search for next thermometer |
{ |
Serial.print ("2nd thermometer error."); |
ds.reset_search(); |
delay(250); |
return; |
} |
} |
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void motor (int arg) |
{ |
myStepper.setSpeed(sspeed/2); |
myStepper.step(arg * 30); |
myStepper.setSpeed(sspeed); |
myStepper.step(arg * (steps-50)); |
myStepper.setSpeed(sspeed/2); |
myStepper.step(arg * 20); |
delay(50); |
digitalWrite(M1, LOW); |
digitalWrite(M2, LOW); |
digitalWrite(M3, LOW); |
digitalWrite(M4, LOW); |
} |
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int light (int arg) |
{ |
int LSB = 0, MSB = 0; // data from light |
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// Setup device |
Wire.beginTransmission(lights[arg]); |
Wire.send(0x00); // command register |
Wire.send(0b11000001); // setup (eye light sensing; measurement range 2 [4000 lx]) |
Wire.endTransmission(); // stop transmitting |
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// Delay for measurement, maybe 100ms is enough, maybe not |
delay(110); |
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// LSB |
Wire.beginTransmission(lights[arg]); |
Wire.send(0x01); // sends light0 |
Wire.endTransmission(); // stop transmitting |
// Connect to device and request one byte |
Wire.beginTransmission(lights[arg]); |
Wire.requestFrom(lights[arg], 1); |
LSB = Wire.receive(); |
Wire.endTransmission(); |
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// MSB |
Wire.beginTransmission(lights[arg]); |
Wire.send(0x02); // sends light0 |
Wire.endTransmission(); // stop transmitting |
// Connect to device and request one byte |
Wire.beginTransmission(lights[arg]); |
Wire.requestFrom(lights[arg], 1); |
MSB = Wire.receive(); |
Wire.endTransmission(); // stop transmitting |
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return ((MSB << 8) + LSB); |
} |
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int temperature (int arg) |
{ |
int i, Temp; |
byte data[12]; |
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if (OneWire::crc8 (addr[arg], 7) != addr[arg][7]) |
{ |
Serial.print("CRC is not valid!\n"); |
return 0; |
} |
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ds.reset(); |
ds.select(addr[arg]); |
ds.write(0x44, 1); // start conversion, with parasite power on at the end |
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delay(800); // maybe 750ms is enough, maybe not |
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ds.reset(); |
ds.select(addr[arg]); |
ds.write(0xBE); // Read Scratchpad |
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for ( i = 0; i < 9; i++) // we need 9 bytes |
{ |
data[i] = ds.read(); |
} |
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Temp = (data[1] << 8) + data[0]; //take the two bytes from the response relating to temperature |
Temp = Temp >> 4; //divide by 16 to get pure celcius readout |
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return Temp; |
} |
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void accelerometer () |
{ |
Serial.print("X="); |
Serial.print(analogRead(A0)-512, DEC); |
Serial.print(" Y="); |
Serial.print(analogRead(A1)-512, DEC); |
Serial.print(" Z="); |
Serial.println(analogRead(A2)-512, DEC); |
} |
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void readSerialString () |
{ |
if(Serial.available()) |
{ |
while (Serial.available()) |
{ |
serInString[serInIndx] = Serial.read(); |
serInIndx++; |
} |
} |
} |
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void loop() |
{ |
readSerialString(); |
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if( serInIndx > 0) |
{ |
in1 = serInString[1] - '0'; |
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switch (serInString[0]) |
{ |
case '?': |
Serial.println ("Device queries:"); |
Serial.println (" l[0,1] light in luxes"); |
Serial.println (" t[0,1] temperature in Celsius degrees"); |
Serial.println (" F[0,1][0|1] switch filter wheel on (1) or off (0)"); |
Serial.println (" F[0,1]? check state of filter wheel"); |
Serial.println (" L[0,1][0|1] switch calibration lamp on (1) or off (0)"); |
Serial.println (" L[0,1]? check state of calibration lamp"); |
Serial.println (" M[0|1] motor rotation clockwise (1) or counterclockwise (0)"); |
break; |
case 't': |
Serial.println (temperature (in1)); |
break; |
case 'l': |
Serial.println (light (in1)); |
break; |
case 'L': |
if (serInString[2] == '?') |
{ |
Serial.println (digitalRead (lamps[in1]) ? '0' : '1'); |
} |
else |
{ |
in2 = serInString[2] - '0'; |
digitalWrite(lamps[in1], in2 ? LOW : HIGH); |
} |
break; |
case 'F': |
if (serInString[2] == '?') |
{ |
Serial.println (digitalRead (filters[in1]) ? '0' : '1'); |
} |
else |
{ |
in2 = serInString[2] - '0'; |
digitalWrite(filters[in1], in2 ? LOW : HIGH); |
} |
break; |
case 'M': |
motor (motors[in1]); |
break; |
} |
for (serInIndx = 100; serInIndx > 0; serInIndx--) |
serInString[serInIndx] = ' '; |
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Serial.flush (); |
} |
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delay(100); |
} |
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